Things you wanted to know but were probably too busy to find out

While watching TV your brain is idle since it has nothing to analyze, mental activity is low, to add to this the monotonous background sound and thus, you fall asleep. But as soon as you switch off your TV set, numerous thoughts come to your mind and brain starts bothering about stupid but, of course, vital thoughts about life.


And if you furthermore go to brush your teeth, then you will definitely need to start the process again.

Some cells like epidermis renew frequently. Scars, skin strains and tattoos involve a deeper skin layer - derma, which renews much slower, but still it does.


You could have noticed that after some years scars become a bit less prominent and tattoos - a bit faint.

They use "Universal Time Coordinate" (UTC) - the main standart to calculate time zones and an analogue to Greenwich time. That is to say, their time is the same as in the UK. Using UTC was convenient for the both space-faring nations - USA and USSR - at the dawn of the space exploration.

A DJ can create music right on the stage in real time as any other musician, though he has options: to play a part of a track on a synthesizer, loop it and then play another part in the same manner and after that put the whole track together anew. Also, a musician can take ready-made tracks and change them on the way.

Our immune system can barely cope with such challenge. And who said wild animals don't fall ill? Their stomachs are usually infested with parasites and that is often caused by dirty water.

The reason for it is blood circulation through valves in the veins of our legs. While walking, the contraction of calf muscles pushes it, and when standing, the blood gathers in veins and strains them. This is why when standing, try to budge your legs, to tense and relax them.

It does happen but is exceedingly rare. As it is known, cancer is an accrementition and it happens because of cells' uncontrollable division. But myocytes, i.e. heart tissue cells, stop dividing pretty early. This is why this organ usually avoids cancer.

Initially, english V was written as U, because Romans, who gave their written language to English, didn't have W or V. When W appeared it looked like UU, and that is still reflected in its name.


In other languages it's more logical, for example in German this letter is called "double V".

That's because our ancestors were not pampered by life with hearty meals. And if a man was to choose between a bunch of beet tops and fat meat he used to choose the latter. Indeed, such meal would give him enough energy for a whole day. Nowadays we are not short of food anymore but the habit remains.

Curiously enough, crying with tears appeared with our ancestors as a help signal. That was a way for primitive people to express their mental anguish and insult. Besides, solid weeping act is a breathing excercise helping to cope with a stress.


As for snivel while weeping - this is the tears going to the nose from eyes by lacrimal passages.